71197740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{395543}}^1$

素因数の和:395558

約数の個数: 36

約数和(自身を含む): 215967024

約数和(自身を除く): 144769284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 395543, 791086, 1186629, 1582172, 1977715, 2373258, 3559887, 3955430, 4746516, 5933145, 7119774, 7910860, 11866290, 14239548, 17799435, 23732580, 35598870, 71197740]

約数ペア:

[(1, 71197740), (2, 35598870), (3, 23732580), (4, 17799435), (5, 14239548), (6, 11866290), (9, 7910860), (10, 7119774), (12, 5933145), (15, 4746516), (18, 3955430), (20, 3559887), (30, 2373258), (36, 1977715), (45, 1582172), (60, 1186629), (90, 791086), (180, 395543)]